12779900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{18257}}^1$

素因数の和:18278

約数の個数: 36

約数和(自身を含む): 31695888

約数和(自身を除く): 18915988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 18257, 36514, 73028, 91285, 127799, 182570, 255598, 365140, 456425, 511196, 638995, 912850, 1277990, 1825700, 2555980, 3194975, 6389950, 12779900]

約数ペア:

[(1, 12779900), (2, 6389950), (4, 3194975), (5, 2555980), (7, 1825700), (10, 1277990), (14, 912850), (20, 638995), (25, 511196), (28, 456425), (35, 365140), (50, 255598), (70, 182570), (100, 127799), (140, 91285), (175, 73028), (350, 36514), (700, 18257)]